Multi-Purpose Scale - Ideal for letters, parcels and large boxes. Auto-Hold, Auto-Off (Programmable to be On or Off). Large Illuminated LCD Display. Minimum weight on platform is 2g. Auto Hold activates from 10g. Any Weight Calibration System for easy and quick recalibration. Built-In Letter, Envelope and Tube holder. Tare function. AC Adaptor included.. Optional battery operation: 6x1.5V AA (not supplied). Platform Size: 220x180mm. Capacity: Up to 1kg in increments of 5 and 34kg in 10g increments.